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Issues list

Spurious type error using result of re.match in lambda inside map bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18947 opened Apr 21, 2025 by alexcoplan
3
Loop Variable over Literal List Not Recognised as Having Literal Type bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18826 opened Mar 21, 2025 by macdjord
1
6
No TypeVar variable inference in ternary operators bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18817 opened Mar 19, 2025 by sasanjac
4
mypy failed to evaluate TypeVar in function parameter bug mypy got something wrong topic-type-context Type context / bidirectional inference topic-type-variables
#18816 opened Mar 19, 2025 by KaitoHH
2
return await ... not working properly bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18805 opened Mar 15, 2025 by xAkre
bogus complaint when checking Callable arguments bug mypy got something wrong topic-type-context Type context / bidirectional inference topic-type-variables
#18689 opened Feb 16, 2025 by MarcelloPerathoner
1
Overload + generic functions + union arguments = inconsistent results (wrong overload is matched?) bug mypy got something wrong topic-overloads topic-type-context Type context / bidirectional inference
#18321 opened Dec 21, 2024 by sbrudenell
4
Confusing error from bidirectional inference? bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18297 opened Dec 16, 2024 by alicederyn
1
mypy incorrectly complains about incompatible type error bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18267 opened Dec 8, 2024 by athyuttamre
2
False positive [operator] on union of dicts with heterogeneous value types bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18236 opened Dec 3, 2024 by harahu
3
Wrong return type inferred for overload with a type variable bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18233 opened Dec 2, 2024 by eltoder
1
Limited inference with union of callables and assignment to a union bug mypy got something wrong topic-type-context Type context / bidirectional inference
#18191 opened Nov 26, 2024 by Viicos
Different error code when assigning the result of a function to an annotated field bug mypy got something wrong topic-type-context Type context / bidirectional inference
#17986 opened Oct 17, 2024 by Viicos
Inconsistent "Incompatible return type" error when List[int] is returned for List[Union[str, int]] when layered up with Tuple/Union bug mypy got something wrong topic-type-context Type context / bidirectional inference
#17868 opened Oct 2, 2024 by huntfx
[arg-type] wrong argument type in generic function with union bug mypy got something wrong topic-type-context Type context / bidirectional inference
#17654 opened Aug 9, 2024 by RoketFlame
1
return value of sorted() cannot be upcast bug mypy got something wrong topic-type-context Type context / bidirectional inference
#17296 opened May 26, 2024 by Dunes
3
Function returning union of type variables has inference/unification behaviour change when assigned to explicitly-typed location bug mypy got something wrong topic-type-context Type context / bidirectional inference
#16659 opened Dec 13, 2023 by huonw
1
variance okay for literals, but not expressions ([1, 2] okay for list[int | None] but [1] + [2] is error) bug mypy got something wrong topic-type-context Type context / bidirectional inference
#16623 opened Dec 5, 2023 by kurtbrose
1
Mypy error with tuple types Including TypedDict in return bug mypy got something wrong topic-type-context Type context / bidirectional inference topic-typed-dict
#16585 opened Nov 29, 2023 by tomoris
1
Union type narrowing behaves differently depending on argument position bug mypy got something wrong topic-join-v-union Using join vs. using unions topic-type-context Type context / bidirectional inference
#16401 opened Nov 3, 2023 by bluenote10
Generic type inferred wrong; curious difference betweer aiter(f(x)) and c = f(x); aiter(c) bug mypy got something wrong topic-type-context Type context / bidirectional inference
#16376 opened Oct 31, 2023 by sliedes
13
Inline any(filter(...)) false-positive errors bug mypy got something wrong topic-type-context Type context / bidirectional inference
#16277 opened Oct 17, 2023 by Behoston
(🎁) Support inferring type from call to extend when passed a non-list feature topic-type-context Type context / bidirectional inference
#16045 opened Sep 5, 2023 by KotlinIsland
Passing a list of tuples with an optional parameter works with 1 multiplier, not 2 bug mypy got something wrong topic-type-context Type context / bidirectional inference
#15805 opened Aug 2, 2023 by rickwierenga
1
Misleading error message when incompatible return type and iter bug mypy got something wrong topic-type-context Type context / bidirectional inference
#15408 opened Jun 10, 2023 by Viicos
ProTip! What’s not been updated in a month: updated:<2025-03-22.